1 files changed, 49 insertions, 0 deletions
diff --git a/ext/gd/libgd/gd_ss.c b/ext/gd/libgd/gd_ss.c
new file mode 100644
index 0000000..08edea3
--- /dev/null
+++ b/ext/gd/libgd/gd_ss.c
@@ -0,0 +1,49 @@
+#include <stdio.h>
+#include <math.h>
+#include <string.h>
+#include <stdlib.h>
+#include "gd.h"
+
+#define TRUE 1
+#define FALSE 0
+
+/* Exported functions: */
+extern void gdImagePngToSink (gdImagePtr im, gdSinkPtr out);
+extern gdImagePtr gdImageCreateFromPngSource (gdSourcePtr inSource);
+
+/* Use this for commenting out debug-print statements. */
+/* Just use the first '#define' to allow all the prints... */
+/*#define GD_SS_DBG(s) (s) */
+#define GD_SS_DBG(s)
+
+#ifdef HAVE_LIBPNG
+void gdImagePngToSink (gdImagePtr im, gdSinkPtr outSink)
+{
+	gdIOCtx *out = gdNewSSCtx(NULL, outSink);
+	gdImagePngCtx(im, out);
+	out->gd_free(out);
+}
+
+gdImagePtr gdImageCreateFromPngSource (gdSourcePtr inSource)
+{
+	gdIOCtx *in = gdNewSSCtx(inSource, NULL);
+	gdImagePtr im;
+
+	im = gdImageCreateFromPngCtx(in);
+
+	in->gd_free(in);
+
+	return im;
+}
+#else /* no HAVE_LIBPNG */
+void gdImagePngToSink (gdImagePtr im, gdSinkPtr outSink)
+{
+	php_gd_error("PNG support is not available");
+}
+gdImagePtr gdImageCreateFromPngSource (gdSourcePtr inSource)
+{
+	php_gd_error("PNG support is not available");
+	return NULL;
+}
+#endif /* HAVE_LIBPNG */
+